Toddler with opsoclonus and myoclonus Pediatric Imaging Surgical-Pathological-Clinical February 24, 2023October 25, 2022 Gross pathological image shows a presacral mass that was 3.0 x 2.5 x 1.5 cm in size, yellow in color and consisted of multiple confluent nodules. The diagnosis was presacral neuroblastoma. Related Published February 24, 2023October 25, 2022